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genesis_test.go
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genesis_test.go
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// Copyright 2018 The xfsgo Authors
// This file is part of the xfsgo library.
//
// The xfsgo library is free software: you can redistribute it and/or modify
// it under the terms of the MIT Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The xfsgo library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// MIT Lesser General Public License for more details.
//
// You should have received a copy of the MIT Lesser General Public License
// along with the xfsgo library. If not, see <https://mit-license.org/>.
package xfsgo
import (
"fmt"
"math/big"
"strings"
"testing"
"xfsgo/assert"
"xfsgo/crypto"
"xfsgo/storage/badger"
)
func TestWriteGenesisBlock(t *testing.T) {
var stateDb = badger.New("./tmpdir/state")
var chainDb = badger.New("./tmpdir/chain")
defer func() {
if err := stateDb.Close(); err != nil {
t.Fatal(err)
}
if err := chainDb.Close(); err != nil {
t.Fatal(err)
}
}()
coinbaseKey, err := crypto.GenPrvKey()
assert.Error(t, err)
coinbaseAddr := crypto.DefaultPubKey2Addr(coinbaseKey.PublicKey)
bits := BigByZip(maxTarget)
initCoinbaseBalance := int64(1000)
jsonStr := fmt.Sprintf(`{
"bits": %d,
"nonce": 0,
"coinbase": "%s",
"accounts": {
"%s": {"balance": "%d"}
}
}`, bits, coinbaseAddr.B58String(), coinbaseAddr.B58String(), initCoinbaseBalance)
block, err := WriteGenesisBlock(stateDb, chainDb, strings.NewReader(jsonStr))
assert.Error(t, err)
assert.HashEqual(t, block.HashPrevBlock(), emptyHash)
cdb := newChainDB(chainDb)
gotBlock := cdb.GetBlockByHash(block.Hash())
assert.HashEqual(t, block.Hash(), gotBlock.Hash())
stateRootBs := block.StateRoot()
stateTree := NewStateTree(stateDb, stateRootBs.Bytes())
gotBalance := stateTree.GetBalance(coinbaseAddr)
wantBalance := new(big.Int).SetInt64(initCoinbaseBalance)
assert.BigIntEqual(t, gotBalance, wantBalance)
pkenc, err := crypto.PrivateKeyEncodeB64String(coinbaseKey)
assert.Error(t, err)
t.Logf("init coinbase private: %s\n", pkenc)
t.Logf("init coinbase address: %s\n", coinbaseAddr.B58String())
}
func TestWriteTestNetGenesisBlock(t *testing.T) {
var stateDb = badger.New("./d0")
var chainDb = badger.New("./d1")
defer func() {
if err := stateDb.Close(); err != nil {
t.Fatal(err)
}
if err := chainDb.Close(); err != nil {
t.Fatal(err)
}
}()
block, err := WriteTestNetGenesisBlock(stateDb, chainDb)
assert.Error(t, err)
cdb := newChainDB(chainDb)
gotBlock := cdb.GetBlockByHash(block.Hash())
assert.HashEqual(t, block.Hash(), gotBlock.Hash())
stateRootBs := gotBlock.StateRoot()
stateTree := NewStateTree(stateDb, stateRootBs.Bytes())
gotBalance := stateTree.GetBalance(gotBlock.Coinbase())
wantBalance := new(big.Int).SetInt64(10000)
assert.BigIntEqual(t, gotBalance, wantBalance)
}